From af0ae03db23f845dbcf8a6738057222ce7986bd8 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Mon, 7 Sep 2015 21:10:42 +0200
Subject: Rename frontend to "cluefs_frontend"

Enables adding another frontend later
---
 cluefs_frontend/fe_fs.go | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 cluefs_frontend/fe_fs.go

(limited to 'cluefs_frontend/fe_fs.go')

diff --git a/cluefs_frontend/fe_fs.go b/cluefs_frontend/fe_fs.go
new file mode 100644
index 0000000..2b12da6
--- /dev/null
+++ b/cluefs_frontend/fe_fs.go
@@ -0,0 +1,46 @@
+package cluefs_frontend
+
+// frontend sits between FUSE and ClueFS
+// and uses cryptfs for all crypto operations
+//
+//          cryptfs
+//             ^
+//             |
+//             v
+// FUSE <-> frontend <-> ClueFS
+//
+// This file handles just the root directory
+
+import (
+	"github.com/rfjakob/gocryptfs/cryptfs"
+	"github.com/rfjakob/cluefs/lib/cluefs"
+	fusefs "bazil.org/fuse/fs"
+)
+
+type FS struct {
+	*cryptfs.CryptFS
+	*cluefs.ClueFS
+	backing string
+}
+
+type nullTracer struct {}
+
+func (nullTracer) Trace(op cluefs.FsOperTracer) {}
+
+func NewFS(key [16]byte, backing string, useOpenssl bool) (*FS, error) {
+	var tracer nullTracer
+	clfs, err := cluefs.NewClueFS(backing, tracer)
+	if err != nil {
+		return nil, err
+	}
+	return &FS {
+		CryptFS: cryptfs.NewCryptFS(key, useOpenssl),
+		ClueFS: clfs,
+		backing: backing,
+	}, nil
+}
+
+func (fs *FS) Root() (fusefs.Node, error) {
+	cryptfs.Debug.Printf("Root\n")
+	return NewDir("", fs.backing, fs), nil
+}
-- 
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